Caffeine makes the world go 'round and here are the The Molecule Collection Caffeine Socks to show you the breakdown. The molecular structure of caffeine in java-brown on black socks. You don't have to be a scientist to understand the power of caffeine. We bow to you oh, great Caffeine Socks. Approximately fits men's shoe 8-12.5.
70% Cotton, 27% Nylon, 3% Spandex